diff --git a/docs/messaging/sms/high-volume/message-store.md b/docs/messaging/sms/high-volume/message-store.md
index 5ab8415b..16583454 100644
--- a/docs/messaging/sms/high-volume/message-store.md
+++ b/docs/messaging/sms/high-volume/message-store.md
@@ -8,10 +8,10 @@ You can read the entire High Volume SMS message store then iterate through the `
 
 | API Endpoint | Description |
 |-|-|
-| `/restapi/v1.0/account/~/a2p-sms/messages` | Read the entire High Volume message store. |
-| `/restapi/v1.0/account/~/a2p-sms/messages?pageToken={nextPageToken}` | Read messages from the next page. |
-| `/restapi/v1.0/account/~/a2p-sms/messages/{messageId}` | Read a message's details using a message id. |
-| `/restapi/v1.0/account/~/a2p-sms/messages?batchId={batchId}` | Read all messages in a batch identified by a batch id. |
+| [`/restapi/v1.0/account/~/a2p-sms/messages`](https://developers.ringcentral.com/api-reference/High-Volume-SMS/listA2PSMS) | Read the entire High Volume message store. |
+| [`/restapi/v1.0/account/~/a2p-sms/messages?pageToken={nextPageToken}`](https://developers.ringcentral.com/api-reference/High-Volume-SMS/listA2PSMS) | Read messages from the next page. |
+| [`/restapi/v1.0/account/~/a2p-sms/messages/{messageId}`](https://developers.ringcentral.com/api-reference/High-Volume-SMS/listA2PSMS) | Read a message's details using a message id. |
+| [`/restapi/v1.0/account/~/a2p-sms/messages?batchId={batchId}`](https://developers.ringcentral.com/api-reference/High-Volume-SMS/listA2PSMS) | Read all messages in a batch identified by a batch id. |
 
 
 === "HTTP"
diff --git a/docs/messaging/sms/high-volume/toll-free-sms-vs-local-numbers.md b/docs/messaging/sms/high-volume/toll-free-sms-vs-local-numbers.md
index 739d70fb..b03643d9 100644
--- a/docs/messaging/sms/high-volume/toll-free-sms-vs-local-numbers.md
+++ b/docs/messaging/sms/high-volume/toll-free-sms-vs-local-numbers.md
@@ -24,7 +24,7 @@ Currently, High Volume SMS is supported for numbers in the United States and Can
 
 Send and receive SMS messages using the High Volume SMS API (`a2p-sms`) requires a phone number with the `A2PSmsSender` feature.
 
-To determine which numbers a user can use to send and receive High Volume SMS, retrieve the user's list of phone numbers from the `extension/phone-number` endpoint and then filter by numbers with the `A2PSmsSender` feature. The `extension/phone-number` is as follows where `{accountId}` and `{extensionId}` can be replaced by actual values or `~` for the current user's account and extension values.
+To determine which numbers a user can use to send and receive High Volume SMS, retrieve the user's list of phone numbers from the [`extension/phone-number` endpoint](https://developers.ringcentral.com/api-reference/Phone-Numbers/listExtensionPhoneNumbers) and then filter by numbers with the `A2PSmsSender` feature. The `extension/phone-number` is as follows where `{accountId}` and `{extensionId}` can be replaced by actual values or `~` for the current user's account and extension values.
 
 === "HTTP"
 	```http